{"id":204349,"date":"2025-05-29T14:06:22","date_gmt":"2025-05-29T06:06:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204349\/"},"modified":"2025-05-29T14:06:22","modified_gmt":"2025-05-29T06:06:22","slug":"pyqt5-%e4%b8%ad-qlabel-%e5%92%8c-qpixmap-%e5%a6%82%e4%bd%95%e6%98%be%e7%a4%ba%e5%9b%be%e7%89%87%e5%b9%b6%e8%8e%b7%e5%8f%96%e5%85%b6%e5%ae%9e%e9%99%85%e6%98%be%e7%a4%ba%e5%a4%a7%e5%b0%8f%e5%92%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204349\/","title":{"rendered":"PyQt5 \u4e2d QLabel \u548c QPixmap \u5982\u4f55\u663e\u793a\u56fe\u7247\u5e76\u83b7\u53d6\u5176\u5b9e\u9645\u663e\u793a\u5927\u5c0f\u548c\u5750\u6807\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>PyQt5 \u4e2d QLabel \u548c QPixmap \u5982\u4f55\u663e\u793a\u56fe\u7247\u5e76\u83b7\u53d6\u5176\u5b9e\u9645\u663e\u793a\u5927\u5c0f\u548c\u5750\u6807\uff1f<\/h1>\n<p>\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300aPyQt5 \u4e2d QLabel \u548c QPixmap \u5982\u4f55\u663e\u793a\u56fe\u7247\u5e76\u83b7\u53d6\u5176\u5b9e\u9645\u663e\u793a\u5927\u5c0f\u548c\u5750\u6807\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241105\/17307814146729a0e621782.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>PyQt5 \u4e2d QLabel \u548c QPixmap \u663e\u793a\u56fe\u7247\u95ee\u9898<\/strong><\/p>\n<p><strong>\u95ee\u9898 1\uff1aQLabel \u663e\u793a\u56fe\u7247\u540e\u5982\u4f55\u83b7\u53d6\u5b9e\u9645\u663e\u793a\u5927\u5c0f\u53ca\u5750\u6807<\/strong><\/p>\n<p>\u5728\u4f7f\u7528 QPixmap \u663e\u793a\u56fe\u7247\u5e76\u5728 QLabel \u4e2d\u7f29\u653e\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u83b7\u53d6\u56fe\u7247\u7684\u5b9e\u9645\u663e\u793a\u5927\u5c0f\u548c\u5750\u6807\uff1a<\/p>\n<ul>\n<li>\u627e\u5230\u76f8\u5e94\u7684 QLabel \u5bf9\u8c61\u3002<\/li>\n<li>\u8c03\u7528 size() \u65b9\u6cd5\u83b7\u53d6\u56fe\u50cf\u7684\u663e\u793a\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<p><strong>\u95ee\u9898 2\uff1a\u76f4\u63a5\u4f7f\u7528 QPixmap \u5982\u4f55\u5b9e\u73b0\u56fe\u50cf\u81ea\u9002\u5e94\u663e\u793a<\/strong><\/p>\n<p>\u4f7f\u7528 QPixmap \u76f4\u63a5\u663e\u793a\u56fe\u7247\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\u56fe\u50cf\u7684\u81ea\u9002\u5e94\u663e\u793a\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 QGridLayout \u5e03\u5c40\u5e76\u5c06 QLabel \u653e\u7f6e\u5728\u5176\u4e2d\u3002<\/li>\n<li>\u8bbe\u7f6e QLabel \u7684 sizePolicy \u4e3a QSizePolicy.Expanding, 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